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Novye Aspekty Khimii Pirrola (Russian, Paperback): Ivanov Andrey Viktorovich, Mikhaleva Al'bina Ivanovna, Trofimov Boris... Novye Aspekty Khimii Pirrola (Russian, Paperback)
Ivanov Andrey Viktorovich, Mikhaleva Al'bina Ivanovna, Trofimov Boris Aleksandrovich
R1,900 Discovery Miles 19 000 Ships in 10 - 15 working days

V monografii raskryty novye fundamental'nye i prakticheskie aspekty khimii pirrolov i N-vinilpirrolov, svyazannye s reaktsiyami ketonov s atsetilenom v superosnovnykh sistemakh. Opisany nauchnye osnovy tekhnologii sinteza indola iz tsiklogeksanonoksima i atsetilena, selektivnye metody polucheniya pirrolov i N-vinilpirrolov neposredstvenno iz ketonov i atsetilena, vysokoeffektivnye metody sinteza N-vinilpirrol-2-karbal'degidov; sozdana novaya obshchaya metodologiya funktsionalizatsii pirrol'nogo kol'tsa na osnove N-vinilpirrol-2-karbal'degidov.

Funktsionalizirovannye 2-Etinil-4,5,6,7-Tetragidroindoly (Russian, Paperback): Tomilin Denis Nikolaevich, Trofimov Boris... Funktsionalizirovannye 2-Etinil-4,5,6,7-Tetragidroindoly (Russian, Paperback)
Tomilin Denis Nikolaevich, Trofimov Boris Aleksandrovich, Sobenina Lyubov' Nikolaevna
R1,772 Discovery Miles 17 720 Ships in 10 - 15 working days

Rabota Funktsionalizirovannye 2-etinil-4,5,6,7-tetragidroindoly: sintez i reaktsii atsetilenovykh zamestiteley posvyashchena razvitiyu reaktsii kross-sochetaniya bromatsetilenov s pirrol'nymi sistemami na aktivnykh poverkhnostyakh, a takzhe ispol'zovaniyu poluchennykh atsetilenovykh proizvodnykh v sinteze funktsionalizirovannykh 4,5,6,7-tetragidroindolov. Vozmozhnosti funktsionalizatsii pokazany na primere reaktsiy prisoedineniya k troynoy svyazi 2-etinil-4,5,6,7-tetragidroindolov aminov, aminokislot, bifunktsional'nykh nukleofilov i azid-aniona s vykhodom na ansambli tetragidroindolov s drugimi azolami. Izucheny peregruppirovki 2]2]-tsikloadduktov dikhlorditsianobenzokhinona i etinil-4,5,6,7-tetragidroindolov, otkryvayushchie put' k sintezu politsiklicheskikh ansambley, ob"edinyayushchikh pirrol'nye, tsiklobutenovye, tsiklopentenonovye i digidrofuranonovye struktury. Razrabotan metod polucheniya vtorichnykh propargilovykh spirtov s aromaticheskimi zamestitelyami iz al'degidov i atsetilena v sisteme KON/N2O/DMSO. Vtorichnye propargilovye spirty legko okisleny kislorodom v prisutstvii kataliticheskoy sistemy TEMPO/Fe(NO3)3 9H2O/NaCl, preimushchestva etogo metoda v atom-ekonomnosti i ekologichnosti po sravneniyu so stekhiometricheskimi variantami."

Novaya Osnovno-Kataliticheskaya Reaktsiya Ketonov S Atsetilenami (Russian, Paperback): Trofimov Boris, Shmidt Elena, Ivanova... Novaya Osnovno-Kataliticheskaya Reaktsiya Ketonov S Atsetilenami (Russian, Paperback)
Trofimov Boris, Shmidt Elena, Ivanova Elena
R1,457 Discovery Miles 14 570 Ships in 10 - 15 working days

V knige obsuzhdayutsya rezul'taty izucheniya novoy osnovno-kataliticheskoy reaktsii obrazovaniya uglerod-uglerodnoy svyazi. V osnove izlozheniya - otkrytie i sistematicheskaya razrabotka stereoselektivnogo nukleofil'nogo prisoedineniya ketonov k arilatsetilenam, protekayushchego v sverkhosnovnykh (gomogennykh i geterogennykh) kataliticheskikh sistemakh tipa gidroksid (alkoksid) shchelochnogo metalla - dimetilsul'foksid. Analiziruetsya vliyanie usloviy provedeniya reaktsii na ee preparativnye kharakteristiki. Osoboe vnimanie udelyaetsya rassmotreniyu osnovnykh zakonomernostey i osobennostey prisoedineniya karbanionov ketonov k atsetilenam, obsuzhdeniyu voprosov stereoselektivnosti reaktsii. Kniga soderzhit obobshchenie i analiz literaturnykh dannykh o prisoedinenii SN-kislot (ot sil'nykh do slabykh) k atsetilenam, podrobnoe opisanie eksperimental'nykh detaley po vinilirovaniyu ketonov arilatsetilenami i fiziko-khimicheskie kharakteristiki vsekh sintezirovannykh soedineniy. Kniga budet polezna spetsialistam v oblasti organicheskoy khimii, prepodavatelyam, aspirantam i studentam khimicheskikh fakul'tetov VUZov.

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